Tag: C# Compiler Errors

C# Error CS1676 – Parameter {0} must be declared with the ‘{1}’ keyword

C# Error CS0548 – ‘property’ : property or indexer must have at least one accessor

C# Error CS8171 – Cannot initialize a by-value variable with a reference

C# Error CS1021 – Integral constant is too large

C# Error CS0202 – foreach requires that the return type ‘type’ of ‘type.GetEnumerator()’

C# Error CS8125 – Tuple element name ‘{0}’ is only allowed at position {1}.

C# Error CS0192 – Fields of static readonly field ‘name’ cannot be passed ref or out (except in a static constructor)

C# Error CS1937 – The name ‘{0}’ is not in scope on the left side of ‘equals’. Consider swapping the expressions on either side of ‘equals’.

C# Error CS0248 – Cannot create an array with a negative size

C# Error CS1741 – A ref or out parameter cannot have a default value

C# Error CS0737 – ‘{0}’ does not implement interface member ‘{1}’. ‘{2}’ cannot implement an interface member because it is not public.

C# Error CS1112 – Do not use ‘System.Runtime.CompilerServices.ExtensionAttribute’. Use the ‘this’ keyword instead.

C# Error CS1654 – Cannot modify members of ‘{0}’ because it is a ‘{1}’

C# Error CS1545 – Property, indexer, or event ‘{0}’ is not supported by the language; try directly calling accessor methods ‘{1}’ or ‘{2}’

C# Error CS8210 – A tuple may not contain a value of type ‘void’.

C# Error CS0534 – ‘function1’ does not implement inherited abstract member ‘function2’

C# Error CS0681 – The modifier ‘abstract’ is not valid on fields. Try using a property instead.

C# Error CS0843 – Auto-implemented property ‘{0}’ must be fully assigned before control is returned to the caller. Consider updating to language version ‘{1}’ to auto-default the property.

C# Error CS1931 – The range variable ‘{0}’ conflicts with a previous declaration of ‘{0}’

C# Error CS8147 – Properties which return by reference cannot have set accessors